Ol49 - locomotives built in 1951-1954 in Locomotive Factory them. F. Dzerzhinsky in Chrzanów. It produced a total of 112 units for railway and 4 pieces for export to North Korea.Steam locomotives of this series were designed to handle passenger trains and light fast trains. To replace the pre-war locomotives Ok1 and Ok22 at work train. It is the youngest manufactured in Poland passenger locomotive - first left the factory in December 1951.They are equipped with a large supply of water (25 thous. Liters) and coal (12 tons). Speed ​​"oelki" is 100 km / h. It is interesting to add that a few pieces of Roundhouse Olsztyn and Torun converted from coal firing to firing mazout.Survived until today 38 pieces of locomotives Ol49, but most are just "cold" technique exhibits or monuments. Even in the 90s they were stationed among others Sagan, Przeworsk, Sierpiec and Jarocin.It has long been famous for them Roundhouse Wolsztyn - one of the few in Europe leading locomotives movement planned. Keeps here Ol49-59 active locomotives and Ol49-69 ex. Ol49-99